How To Fix WL404 - Workflow '&': Workflow def. not activated/cannot be executed at present

SAP Error Message - Details

• Message type: E = Error

• Message class: WL - Workflow: run-time messages

• Message number: 404

• Message text: Workflow '&': Workflow def. not activated/cannot be executed at present

What causes this issue?

The workflow &V1& was to be started. However, the required version of
the relevant workflow definition has not been activated or cannot
currently be started since it is locked for execution:
Workflow task no. &V2&
Workflow definition no. &V3&, version &V4&.

System Response

The workflow could not be started.

How to fix this error?

Check and correct, if necessary, the entries specified above. Activate
the workflow definition mentioned above, if necessary. If the workflow
definition cannot currently be started, contact the workflow system
administrator.
Then re-start the workflow.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WL404 - Workflow '&': Workflow def. not activated/cannot be executed at present ?

  The SAP error message WL404 indicates that a specific workflow definition is not activated or cannot be executed at the present time. This error typically arises in the context of SAP Business Workflow when trying to initiate a workflow that is either not properly configured or has been deactivated.
  Causes of WL404 Error
  
  Workflow Not Activated: The workflow definition you are trying to execute has not been activated in the system.
  Missing Workflow Template: The workflow template may not exist in the system or may have been deleted.
  Transport Issues: If the workflow was transported from another system, it may not have been activated in the target system.
  Authorization Issues: The user may not have the necessary authorizations to execute the workflow.
  Incorrect Workflow Version: The version of the workflow being called may not match the active version in the system.
  System 
  Configuration Issues: There may be configuration issues in the workflow settings or related components.
  
  Solutions to